code: def test_fix(self) -> None:
      fix_lstm = self.mf[type(self.lstm)](self.lstm)
      self.assertTrue(isinstance(fix_lstm, DPLSTM))
      self.assertTrue(
          are_state_dict_equal(
              self.lstm.state_dict(), fix_lstm.state_dict()
          )
      )
  
file_path: opacus/opacus/tests/validators/lstm_test.py
imports: import unittest
  import torch.nn
  from opacus.layers import DPLSTM
  from opacus.utils.module_utils import are_state_dict_equal
  from opacus.validators.errors import ShouldReplaceModuleError
  from opacus.validators.module_validator import ModuleValidator
label_desc: Use image node_id 3 for calling the LSTMValidator_test obj's underlying member method code with example usage: obj.test_fix() without return types